A lot of people have asked whegther Windows PowerShell can do UNIX job handling.  The paraphrase an old management salesperson joke, “YES – YOU can do UNIX job handling with Windows PowerShell” (which means you have to do it yourself). 

Jim Truher shows you how in his latest blog entry:

http://jtruher.spaces.live.com/PersonalSpace.aspx

Jeffrey Snover [MSFT]
Windows PowerShell/Aspen Architect
Visit the Windows PowerShell Team blog at:    http://blogs.msdn.com/PowerShell
Visit the Windows PowerShell ScriptCenter at:  http://www.microsoft.com/technet/scriptcenter/hubs/msh.mspx

NOTE: (Added January 5th, 2009) – PowerShell V2 has cmdlets to support asynchronous Jobs